Perhaps you should try some spelling variations:
phan thuong » hang thuong, phan xuong
thuong cong » thong cong, thuong con, thuong dong
hoc thieu » hoc hien
tan nhanh » tai nhanh, tan nhan, tan thanh
nhanh bac » nhanh ha, nhanh va
pho phan » phoi phan, cho phan, phe phan
cong tan » cong tac, cong san, cong thanh

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) tinh - thanh pho phan thuong cong tan nhanh bac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) tinh - thanh pho phan thuong cong tan nhanh bac.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) tinh - thanh pho phan thuong cong tan nhanh bac*.